Home / 107,049.60-147,737.52-59,317.92

Finding the Fourth Proportional to 107,049.60, 147,737.52 and 59,317.92

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Solution

The fourth proportional to 107,049.60, 147,737.52 and 59,317.92 is: 81,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,049.60 : 147,737.52 = 59,317.92 : x
  2. Step 2: Convert to fraction form
    107,049.60/147,737.52 = 59,317.92/x
  3. Step 3: Cross multiply
    107,049.60x = 147,737.52 × 59,317.92
  4. Step 4: Simplify right side
    107,049.60x = 8,763,482,392.36
  5. Step 5: Solve for x
    x = 8,763,482,392.36/107,049.60
  6. Step 6: Final answer
    x = 81,863.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.